Home / 3,429.46-5,144.18-1,238.19

Finding the Fourth Proportional to 3,429.46, 5,144.18 and 1,238.19

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Solution

The fourth proportional to 3,429.46, 5,144.18 and 1,238.19 is: 1,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.46 : 5,144.18 = 1,238.19 : x
  2. Step 2: Convert to fraction form
    3,429.46/5,144.18 = 1,238.19/x
  3. Step 3: Cross multiply
    3,429.46x = 5,144.18 × 1,238.19
  4. Step 4: Simplify right side
    3,429.46x = 6,369,471.67
  5. Step 5: Solve for x
    x = 6,369,471.67/3,429.46
  6. Step 6: Final answer
    x = 1,857.28

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.